Pleasant Valley township is located in Aurora County, South Dakota. Pleasant Valley township has a 2026 population of 22. Pleasant Valley township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 22 in 2020.
The median age in Pleasant Valley township is 72 years: 70.8 years for males, and 78.5 years for females. For every 100 females there are 166.7 males.
Data after 2023 is projected based on recent change
Overall: 72 years
Female: 78.5 years
Male: 70.8 years
There are 16 adults, (14 of whom are seniors) in Pleasant Valley township.
Female: 6 (37.5%)
Male: 10 (62.5%)
The racial composition of Pleasant Valley township includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 16 | 100% |